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https://github.com/KolibriOS/kolibrios.git
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55 lines
2.2 KiB
C
55 lines
2.2 KiB
C
/****************************************************************************
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*
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* Open Watcom Project
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*
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* Portions Copyright (c) 1983-2002 Sybase, Inc. All Rights Reserved.
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*
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* ========================================================================
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*
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* This file contains Original Code and/or Modifications of Original
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* Code as defined in and that are subject to the Sybase Open Watcom
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* Public License version 1.0 (the 'License'). You may not use this file
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* except in compliance with the License. BY USING THIS FILE YOU AGREE TO
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* ALL TERMS AND CONDITIONS OF THE LICENSE. A copy of the License is
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* provided with the Original Code and Modifications, and is also
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* available at www.sybase.com/developer/opensource.
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*
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* The Original Code and all software distributed under the License are
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* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
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* EXPRESS OR IMPLIED, AND SYBASE AND ALL CONTRIBUTORS HEREBY DISCLAIM
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* ALL SUCH WARRANTIES, INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR
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* NON-INFRINGEMENT. Please see the License for the specific language
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* governing rights and limitations under the License.
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*
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* ========================================================================
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*
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* Description: WHEN YOU FIGURE OUT WHAT THIS FILE DOES, PLEASE
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* DESCRIBE IT HERE!
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*
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****************************************************************************/
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#include "variety.h"
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#include <string.h>
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#include <ctype.h>
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_WCRTLINK int memicmp( const void *in_s1, const void *in_s2, size_t len )
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{
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const unsigned char * s1 = (const unsigned char *)in_s1;
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const unsigned char * s2 = (const unsigned char *)in_s2;
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unsigned char c1;
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unsigned char c2;
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for( ; len; --len ) {
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c1 = *s1;
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c2 = *s2;
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if( c1 >= 'A' && c1 <= 'Z' ) c1 += 'a' - 'A';
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if( c2 >= 'A' && c2 <= 'Z' ) c2 += 'a' - 'A';
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if( c1 != c2 ) return( c1 - c2 );
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++s1;
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++s2;
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}
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return( 0 ); /* both operands are equal */
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}
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